Crowds are hardly a rarity in China. Over 100,000 tourists squeezed onto tiny Gulangyu, an island off the coast off Fujian province, in one 24-hour period as mainlanders made the most of the Lunar New Year holiday in this February 2014 file pic. Photo: SCMP Pictures

Crowds are hardly a rarity in China. Over 100,000 tourists squeezed onto tiny Gulangyu, an island off the coast off Fujian province, in one 24-hour period as mainlanders made the most of the Lunar New Year holiday in this February 2014 file pic. Photo: SCMP Pictures